Request for Confidential Treatment and Exhibits A and B PUBLIC

0460-EX-ST-2015 Text Documents

Google Inc.

2015-04-28ELS_161726

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Date:   April  28,  2015   Subject: Public  and  Redacted  Version  of  Request  for  Confidential  Treatment  and   Complementary  Exhibits   FCC  File  No.: 0460-­EX-­ST-­2015   Call  Sign: WH9XZW       To  Whom  It  May  Concern:   Google  Inc.  (Google),  pursuant  to  5  U.S.C.  §  552  and  Sections  0.457  and  0.459  of  the   Commission's  Rules,  47  C.F.R.  §§  0.457,  0.459,  hereby  requests  that  certain  information   complementary  to  its  above-­referenced  extension  of  Special  Temporary  Authority  (STA   Extension)  be  treated  as  confidential  and  not  subject  to  public  inspection.    The  designated   information  constitutes  confidential  and  proprietary  information  that,  if  subject  to  public   disclosure,  would  cause  significant  commercial,  economic,  and  competitive  harm.    As  described   below,  Google’s  request  satisfies  the  standards  for  grant  of  such  requests  set  forth  in  Sections   0.457  and  0.459  of  the  Commission’s  Rules.   In  accordance  with  Section  0.459(b)  and  in  support  of  this  request,  Google  provides  the   following  information:       1. Identification  of  the  Information  for  Which  Confidential  Treatment  is  Sought:     Google’s  request  for  confidential  treatment  is  limited  to  the  following  information  that  has   been  redacted  from  the  STA  Extension  and  complementary  exhibits.    Google  does  not  seek  to   withhold  from  public  inspection  information  in  the  STA  Extension  necessary  for  interference   mitigation,  including  applicant  name,  contact  information,  test  location,  frequency,  output  power,   effective  radiated  power,  emission  characteristics  and  modulation.     Exhibit  A  -­  Special  Temporary  Authority​  ​Justification:     Google  requests  confidential  treatment  of  the  following  underlined  text  from  Exhibit  A   that  contains  confidential  and  proprietary  information  regarding  the  proposed   tests/experiments:     Consistent  with  the  standards  set  forth  in  Section  5.61  of  the  Federal   Communications  Commission’s  (FCC’s  or  Commission’s)  Rules,  47  C.F.R.  §  5.61,   Google  Inc.  (Google)  outlines  below  its  need  for  the  requested  extension  of  Special   Temporary  Authority  (STA  Extension)  and  the  compelling  reasons  why   0460-­EX-­ST-­2015​  should  be  granted  expeditiously.     Request  for  Confidential  Treatment  -­  Page  1  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Google  requests  that  the  STA  Extension  be  granted  for  a  period  of  180  days.   The  STA  Extension  is  needed  for  continued  demonstration  and  testing  of   experimental  transmitters.       Consistent  with  0923-­EX-­ST-­2014  (Call  Sign  WH9XZW),  testing  will  continue   to  measure  [REDACTED].    [REDACTED].    [REDACTED].    [REDACTED].    Because   such  data  is  not  readily  available,  Google  will  continue  to  measure  [REDACTED].       The  tests  will  continue  to  use  point-­to-­point  communications  between   between  three  sites  located  in  the  Bay  Area.    The  locations  continue  to  be  as  follows:     ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     The  equipment  used  will  continue  to  include  three  types  of  radios:  one  that   operates  in  the  frequencies  between  5775  MHz-­5825  MHz  (5.8  GHz);;  one  that   operates  at  24.2  GHz;;  and  one  that  operates  in  the  71-­76  GHz  and  81-­86  GHz   millimeter  wave  bands.    Google  will  continue  to  transmit  5.8  GHz  and  24.2  GHz   signals  from  Location  1  to  Locations  2  and  3.    Google  will  continue  to  transmit   millimeter  wave  band  signals  between  Locations  1  and  2  and  between  Locations  1   and  3.    No  transmissions  will  occur  between  Locations  2  and  3.    [REDACTED].   [REDACTED].    [REDACTED].    [REDACTED].    [REDACTED].           1 Figure  1:  5.8  GHz  and  24.2  GHz  transmissions         1    Drawing  is  for  illustrative  purposes  and  is  not  to  scale.     Request  for  Confidential  Treatment  -­  Page  2  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015       2 Figure  2:  Millimeter  wave  transmissions         The  maximum  conducted  power  and  maximum  EIRP  for  each  radio  that  will   continue  to  be  as  set  forth  below:       Radio3   Maximum   Maximum   Transmit  Power   EIRP   5.8  GHz  Radio   0.1  W   +22  dBW   24.2  GHz  Radio   0.1  W   +31  dBW   71-­76  GHz  and  81-­86  GHz  Radio  (as  modified   0.1  W   +42  dBW     by  amplifier)     Grant  of  this  STA  Extension  will  not  adversely  impact  any  authorized  user  of   RF  spectrum  for  the  reasons  stated  below.     5.8  GHz  operation:  ​Google’s  5.8  GHz  test  will  not  cause  harmful  interference   to  any  other  authorized  user  of  spectrum.    The  conducted  power  of  Google’s   operation  is  just  one-­tenth  of  the  1  Watt  limit  allowed  for  unlicensed  devices  in  this   band.4    Although  the  proposed  operation  exceeds  the  field  strength  limitations  set   forth  in  47  C.F.R.  §15.249,  the  transmission  will  continue  to  comply  with  the  power   spectral  density  requirements  set  forth  in  47  C.F.R.  §15.407(a)(3).    The  following   attributes  of  the  testing  will  further  mitigate  any  potential  interference  concerns:       2    Drawing  is  for  illustrative  purposes  and  is  not  to  scale.     3    While  Google  may  test  radios  in  the  frequencies  ranging  between  5775  MHz  and  5825  MHz,  72500  and   72550  MHz,  and  82500  MHz  and  82550,  the  actual  bandwidth  of  the  signals  employed  will  continue  to  be   extremely  narrow,  and  the  operation  will  continue  to  occupy  no  more  than  10  Hz  at  any  given  time.    ​See   Exhibit  B  in  support  of  this  application  for  further  details.   4    47  C.F.R.  §15.247(b)(3);;  47  C.F.R.  §15.407(a)(3).     Request  for  Confidential  Treatment  -­  Page  3  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     (1)  The  transmitter  will  continue  to  be  [REDACTED].    The  other  principal   operations  in  this  band  are  Part  15  unlicensed  devices,  Part  18  ISM  devices,  and   amateur  radio  operators.5    [REDACTED].    [REDACTED],  the  closest  possible   operations  would  be  at  least  300  meters  away,  [REDACTED].    Once  Google’s  signal   travels  300  meters,  the  signal  in  the  line-­of-­sight  (LOS)  path  will  have  attenuated  by   -­66  dB.    The  signal  power  received  by  an  omnidirectional  antenna  placed  at  300   meters  from  the  transmitter,  if  the  receiver  is  centered  with  the  correct  polarization  in   the  beam  of  the  LOS  link  and  there  are  no  intervening  obstructions,  would  be  at  most   -­46  dBm.    This  signal  power  is  well  below  the  signal  strengths  from  typical  Wi-­Fi   transmitters  in  the  5  GHz  band  and  is  not  expected  to  cause  harmful  interference.   By  comparison,  interference  from  commercial  Wi-­Fi  equipment  can  be  as  much  as   -­10  dBm  in  an  urban  environment.    For  receivers  not  in  the  LOS  path,  or  located  on   the  ground  and  obscured  by  buildings  or  foliage,  the  strength  of  Google’s  signal  will   be  significantly  less  than  those  predicted  by  the  ideal  free  space  calculation  set  forth   above.     (2)  Google  will  continue  to  employ  highly  directional,  narrow  bandwidth   transmissions.    The  full  beamwidth  of  the  antenna  is  only  6.2  degrees.    Other  users   of  the  5.8  GHz  band  are  unlikely  to  be  transmitting  directly  in  the  beamwidth,  and  as   a  result,  their  communications  are  unlikely  to  be  affected.       24.2  GHz  operation:    ​Google’s  continued  testing  in  the  24  GHz  band   similarly  will  avoid  harmful  interference  to  other  users  of  the  band.    There  are  three   classes  of  non-­federal  users  in  the  24.05-­24.25  GHz  band:  Part  18  ISM  users,  Part   90  private  land  mobile  radio  users,  and  Part  97  amateur  radio  users.       Google’s  operations  will  continue  to  avoid  interference  with  Part  18  users,   who  do  not  need  a  license  to  operate  their  equipment.    Although  Google’s  test  will   continue  to  exceed  the  field  strength  limitations  set  forth  in  47  C.F.R.  §15.249  for   fixed,  point-­to-­point  operations  in  the  24.2  GHz  band,  the  transmissions  will  continue   to  employ  extremely  directional,  narrow  bandwidth  transmissions.    Indeed,  the  full   beamwidth  of  the  antenna  at  24.2  GHz  is  only  1.4  degrees,  making  it  extremely   unlikely  that  unaffiliated  transmissions  will  pass  through  the  main  beam  of  the   antenna.    And  as  with  the  5.8  GHz  transmissions,  all  of  the  24.2  GHz  transmitters  will   continue  to  be  placed  [REDACTED].     Based  on  a  query  of  the  FCC’s  universal  licensing  system  (ULS),  there  are   six  active,  licensed  Part  90  users  in  San  Mateo  or  Santa  Clara  County  in  the   spectrum  between  24.05  GHz  and  24.25  GHz.6    No  disruptions  to  ​Call  Signs   KA69657,  KD3081,  KD36972,  KE2004,  KP4696,  and  KL5302​  have  been  noted  or   reported.  Transmissions  over  Google’s  highly  directional  links  pass  to  the  south  of   5    ​See​  47  C.F.R.  §  2.106  (FCC  Table  of  Frequency  Allocations).   6    A  geographic  search  limited  to  California  did  not  yield  any  active,  Part  90  licenses  in  ULS​.  A  nationwide   search,  however,  yielded  several  active,  licensed  Part  90  users  in  California  including  six  in  San  Mateo  or   Santa  Clara.     Request  for  Confidential  Treatment  -­  Page  4  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     the  areas  of  operation  for  Call  Signs  KA69657  (Half  Moon  Bay),  KD3081  (Palo  Alto),   KD36972  (South  San  Francisco),  KE2004  (San  Bruno),  and  KP4696  (San  Mateo).   Google’s  transmissions  pass  to  the  north  of  the  area  of  operation  for  call  sign   KL5302  (Sunnyvale).    In  addition,  in  most  of  these  cases,  Google’s  transmissions  will   continue  to  be    directed  ​away  ​ from  the  operation  of  the  Part  90  licensees.        There  are  no  active,  licensed  Part  97  users  in  either  San  Mateo  or  Santa   Clara  County  in  the  spectrum  between  24.05  GHz  and  24.25  GHz.    Operations  in   other  counties  are  unlikely  to  experience  interference  as  the  transmitter  will  continue   to  be  located  in  the  southern  part  of  San  Mateo  County,  close  to  the  Santa  Clara   County  border.       Google  is  prepared  to  coordinate  with  the  National  Telecommunications  and   Information  Administration  to  ensure  that  testing  does  not  interfere  with  any  earth   exploration  satellites  services  in  this  band.7       Millimeter  wave  band  operation:​  Google’s  testing  will  continue  to  comply   with  the  technical  specifications  set  forth  in  Part  101  for  commercial  millimeter  wave   operations  in  the  71-­76  GHz  and  81-­86  GHz  band  and  Google  believes  no   experimental  authorization  is  necessary.    Nevertheless,  because  the  rules  do  not   explicitly  address  continuous  waveform  transmissions  in  these  bands,  and  because   these  operations  are  covered  by  Google’s  current  Special  Temporary  Authority,   Google  requests  an  STA  Extension  to  continue  to  conduct  its  test  operations  in  the   band  to  the  extent  that  the  Commission  determines  such  experimental  authority  is   necessary.    Google  has  registered  its  links  with  an  authorized  third-­party  database   manager  for  these  bands.     Finally,  as  noted,  Google  has  already  been  conducting  similar  tests  in  this   area  under  a  grant  of  Special  Temporary  Authority,  and  no  disruptions  have  been   noted.         Exhibit  B  -­  Technical  Information:     Google  requests  confidential  treatment  of  the  following  underlined  text  from  Exhibit  B   that  contain  confidential  and  proprietary  information  regarding  the  proposed   tests/experiments:       Applicant  Name: Google  Inc.   Applicant  FRN: 0016069502         7    ​See​  47  C.F.R.  §  2.106  (FCC  Table  of  Frequency  Allocations).   Request  for  Confidential  Treatment  -­  Page  5  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Legal  Contact  Details   Name  of  Contact   Aparna  Sridhar   Contact  Details   Counsel   25  Massachusetts  Avenue  NW,  Ninth  Floor   Washington  DC  20001       Technical  Contact  Details   Name  of  Contact   Chris  White   Contact  Details   1600  Amphitheatre  Parkway   Mountain  View,  CA  94043   Phone:  (650)  521-­3750   Email:  cjwhite@google.com       5  GHz  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]   Number  of  Terminals   [REDACTED]   Location   37°20’40’’  N,  122°12’56’’  W       Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]   5775.0000   5825.0000     Radio   Modulation   Emission   Bandwidth   Maximum   Maximum   Designator   of   Power  Out   EIRP   Modulation   [REDACTED]   Continuous   10H0N0N   10  Hz   0.1  W   +19  dBW   waveform             Request  for  Confidential  Treatment  -­  Page  6  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Antenna  Information   Antenna   [REDACTED]   Type   [REDACTED]   Quantity   [REDACTED]   Gain   29  dBi   Beam  Width  at  Half-­Power  Point   6.2  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees       24.2  GHz  Transmitter  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]   Number  of  Terminals   [REDACTED]   Location   37°20’40’’  N,  122°12’56’’  W     Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]   24200.1200   24199.8800       Radio   Modulation   Emission   Bandwidth  of   Maximum   Maximum   Designator   Modulation   Power  Out   EIRP   [REDACTED]     Continuous   10H0N0N   10  Hz    0.1  W   31  dBW   waveform     Antenna  Information   Antenna     [REDACTED]   Type   [REDACTED]   Quantity   [REDACTED]   Gain   41  dBi     Beam  Width  at  Half-­Power  Point   1.4  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees   Request  for  Confidential  Treatment  -­  Page  7  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     71-­76/81-­86  GHz  Transmitter  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]   Number  of  Terminals   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]   72550.0000   72500.0000   [REDACTED]   82550.0000   82500.0000       Amplifier  Information   Equipment   [REDACTED]   Quantity   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     Equipment   [REDACTED]   Quantity   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     Radio   Modulation   Emission   Bandwidth   Maximum   Maximum   Designator   of   Power  Out   EIRP   Modulation   [REDACTED]   Continuous   10H0N0N   10  Hz    0.100  W   41  dBW     waveform   [REDACTED]   Continuous   10H0N0N   10  Hz   0.100W   42  dBW     waveform         Request  for  Confidential  Treatment  -­  Page  8  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Antenna  Details   Antenna  1     [REDACTED]   (to  be  used  at  Location  1)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if   used  in  81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees     Antenna  2     [REDACTED]   (to  be  used  at  Location  2)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if   used  in  81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   236  degrees  (SW)   Orientation  in  Vertical  Plane   +2  degrees     Antenna  3     [REDACTED]   (to  be  used  at  Location  3)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if   used  in  81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   234  degrees  (SW)   Orientation  in  Vertical  Plane   +2  degrees         Request  for  Confidential  Treatment  -­  Page  9  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     2. Identification  of  the  Commission  proceeding  in  which  the  information  was   submitted  or  a  description  of  the  circumstances  giving  rise  to  the  submission.     The  above-­referenced  Exhibits  were  submitted  to  the  Commission  in  support  of  the  STA   Extension.    These  Exhibits  were  filed  with  the  Office  of  Engineering  and  Technology  on  April  28,   2015.    For  additional  information,  please  see  File  No.  0460-­EX-­ST-­2015.         3. Explanation  of  the  degree  to  which  the  information  is  commercial  or  financial  or   contains  a  trade  secret  or  is  privileged.       The  information  requested  to  be  kept  confidential  has  significant  commercial  value.    The   details  of  the  STA  Extension  tests/experiments  may  include  trade  secret  information.    The   8 Commission  has  clarified  that  confidential  treatment  should  be  afforded  to  trade  secrets.   Google’s  tests/experiments  and  proprietary  wireless  applications  using  particular  radio   frequency  equipment  represent  a  “secret  commercially  valuable  plan”  within  the  meaning  of  a   trade  secret  as  recognized  by  the  Commission.       In  addition,  agreements  entered  into  between  Google  and  the  parties  that  provided   equipment  for  testing  or  will  provide  analysis  of  test  results  require  that  confidential  information   of  the  parties  be  held  in  strict  confidence,  and  that  such  information  not  be  disclosed  to  any  third   party  (with  limited  exceptions  not  applicable  to  this  request).    The  manufacturer  name  and   model  number  constitutes  confidential  trade  secrets,  technical  information,  and  business   information  under  the  agreements.       4. Explanation  of  the  degree  to  which  the  information  concerns  a  service  that  is   competitive.       The  services  and  technologies  that  are  the  subject  of  this  STA  Extension  have  not  yet   been  fully  developed  but  are  expected  to  lead  to  material  developments  in  markets  subject  to   competition  from  multiple  U.S.  and  non-­U.S.  third  parties.         5. Explanation  of  how  disclosure  of  the  information  could  result  in  substantial   competitive  harm.       The  technology  under  development  is  highly  sensitive  and  confidential  in  nature.    The   release  of  such  information  would  provide  valuable  insight  into  Google’s  technology  innovations   and  potential  business  plans  and  strategies.    Public  disclosure  would  jeopardize  the  value  of  the   technology  under  examination  by  enabling  others  to  utilize  Google’s  information  to  develop   similar  products  in  a  similar  time  frame.     8    ​Examination  of  Current  Policy  Concerning  the  Treatment  of  Confidential  Information  Submitted  to  the   Commission​,  Report  and  Order,  GC  Docket  No.  96-­55,  at  para.  3,  (released  Aug.  4,  1998)  (defining  “trade   secrets”  for  purpose  of  Commission  rules  on  confidential  treatment).   Request  for  Confidential  Treatment  -­  Page  10  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015         6. Identification  of  any  measures  taken  by  the  requesting  party  to  prevent   unauthorized  disclosure.     Google  has  taken  steps  to  keep  confidential  the  information  set  forth  in  the  confidential   exhibits  by  limiting  the  number  of  people  involved  in  the  tests/experiments  to  only  those  on  a   “need  to  know”  basis,  and  by  requiring  all  third  parties  involved  in  the  testing  process  to  execute   robust  nondisclosure  agreements.       7. Identification  of  whether  the  information  is  available  to  the  public  and  the  extent  of   any  previous  disclosures  of  the  information  to  any  third  parties.     The  information  contained  in  the  confidential  exhibits  is  not  available  to  the  public,  and   has  only  been  disclosed  to  third  parties  pursuant  to  restrictive  safeguards.     Google  voluntarily  provides  the  information  to  the  Commission  at  this  time  with  the   expectation  that  it  will  be  treated  confidentially  in  accordance  with  the  Commission's  rules.  ​See   Critical  Mass  Energy  Project  v.  Nuclear  Regulatory  Comm’n,​  975  F.2d  871,  879  (D.C.  Cir.  1992)   (commercial  information  provided  on  a  voluntary  basis  “is  ‘confidential’  for  the  purpose  of   Freedom  of  Information  Act  (FOIA)  Exemption  4  if  it  is  of  a  kind  that  would  customarily  not  be   released  to  the  public  by  the  person  from  whom  it  was  obtained.”)       8. Justification  of  the  requested  period  of  confidentiality.       Google  expects  that  confidential  treatment  will  be  necessary  for  the  length  of  the   proposed  experiment  and  thereafter  in  order  to  protect  its  evolving  business  and  technology   strategies.       9. Any  other  information  that  would  be  useful  in  assessing  whether  this  request   should  be  submitted.     The  information  subject  to  this  request  for  confidentiality  should  not  be  made  available   for  public  disclosure  at  any  time.    There  is  nothing  material  that  public  review  of  this  information   would  add  to  the  Commission’s  analysis  of  Google’s  request  for  an  experimental  authorization.       Moreover,  public  disclosure  of  the  sensitive  information  in  the  confidential  exhibits  to  the   STA  Extension  after  the  Commission  has  ruled  on  the  Request  for  Confidentiality  is  not   necessary  for  the  Commission  to  fulfill  its  regulatory  responsibilities.       Consistent  with  47  C.F.R.  §  0.459(d)(l),  Google  requests  notification  if  release  of  the   Request  for  Confidential  Treatment  -­  Page  11  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     information  subject  to  this  request  is  requested  pursuant  to  the  FOIA  or  otherwise,  so  that   Google  may  have  an  opportunity  to  oppose  grant  of  any  such  request.     Sincerely  yours,     Aparna  Sridhar     Request  for  Confidential  Treatment  -­  Page  12  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015       EXHIBIT  A  –  NARRATIVE  STATEMENT       Consistent  with  the  standards  set  forth  in  Section  5.61  of  the  Federal  Communications   Commission’s  (FCC’s  or  Commission’s)  Rules,  47  C.F.R.  §  5.61,  Google  Inc.  (Google)  outlines   below  its  need  for  the  requested  extension  of  Special  Temporary  Authority  (STA  Extension)  and   the  compelling  reasons  why  ​0460-­EX-­ST-­2015​  should  be  granted  expeditiously.     Google  requests  that  the  STA  Extension  be  granted  for  a  period  of  180  days.    The  STA   Extension  is  needed  for  continued  demonstration  and  testing  of  experimental  transmitters.       Consistent  with  0923-­EX-­ST-­2014  (Call  Sign  WH9XZW),  testing  will  continue  to  measure   [REDACTED].    [REDACTED].    [REDACTED].    [REDACTED].    Because  such  data  is  not  readily   available,  Google  will  continue  to  measure  [REDACTED].       The  tests  will  continue  to  use  point-­to-­point  communications  between  between  three   sites  located  in  the  Bay  Area.    The  locations  continue  to  be  as  follows:     ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     The  equipment  used  will  continue  to  include  three  types  of  radios:  one  that  operates  in   the  frequencies  between  5775  MHz-­5825  MHz  (5.8  GHz);;  one  that  operates  at  24.2  GHz;;  and   one  that  operates  in  the  71-­76  GHz  and  81-­86  GHz  millimeter  wave  bands.    Google  will   continue  to  transmit  5.8  GHz  and  24.2  GHz  signals  from  Location  1  to  Locations  2  and  3.   Google  will  continue  to  transmit  millimeter  wave  band  signals  between  Locations  1  and  2  and   between  Locations  1  and  3.    No  transmissions  will  occur  between  Locations  2  and  3.   [REDACTED].    [REDACTED].    [REDACTED].    [REDACTED].    [REDACTED].       Figure  1:  5.8  GHz  and  24.2  GHz  transmissions1       1    Drawing  is  for  illustrative  purposes  and  is  not  to  scale.     Exhibit  A  -­  Page  1  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015           2 Figure  2:  Millimeter  wave  transmissions         The  maximum  conducted  power  and  maximum  EIRP  for  each  radio  that  will  continue  to   be  as  set  forth  below:       Radio3   Maximum   Maximum   Transmit  Power   EIRP   5.8  GHz  Radio   0.1  W   +22  dBW   24.2  GHz  Radio   0.1  W   +31  dBW   71-­76  GHz  and  81-­86  GHz  Radio  (as  modified   0.1  W   +42  dBW     by  amplifier)       Grant  of  this  STA  Extension  will  not  adversely  impact  any  authorized  user  of  RF   spectrum  for  the  reasons  stated  below.     5.8  GHz  operation:  ​Google’s  5.8  GHz  test  will  not  cause  harmful  interference  to  any   other  authorized  user  of  spectrum.    The  conducted  power  of  Google’s  operation  is  just  one-­tenth   of  the  1  Watt  limit  allowed  for  unlicensed  devices  in  this  band.4    Although  the  proposed   operation  exceeds  the  field  strength  limitations  set  forth  in  47  C.F.R.  §15.249,  the  transmission   will  continue  to  comply  with  the  power  spectral  density  requirements  set  forth  in  47  C.F.R.   §15.407(a)(3).    The  following  attributes  of  the  testing  will  further  mitigate  any  potential   interference  concerns:     2    Drawing  is  for  illustrative  purposes  and  is  not  to  scale.     3    While  Google  may  test  radios  in  the  frequencies  ranging  between  5775  MHz  and  5825  MHz,  72500  and   72550  MHz,  and  82500  MHz  and  82550,  the  actual  bandwidth  of  the  signals  employed  will  continue  to  be   extremely  narrow,  and  the  operation  will  continue  to  occupy  no  more  than  10  Hz  at  any  given  time.    ​See   Exhibit  B  in  support  of  this  application  for  further  details.   4    47  C.F.R.  §15.247(b)(3);;  47  C.F.R.  §15.407(a)(3).     Exhibit  A  -­  Page  2  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015         (1)  The  transmitter  will  continue  to  be  [REDACTED].    The  other  principal  operations  in   this  band  are  Part  15  unlicensed  devices,  Part  18  ISM  devices,  and  amateur  radio  operators.5   [REDACTED].    [REDACTED],  the  closest  possible  operations  would  be  at  least  300  meters   away,  [REDACTED].    Once  Google’s  signal  travels  300  meters,  the  signal  in  the  line-­of-­sight   (LOS)  path  will  have  attenuated  by  -­66  dB.    The  signal  power  received  by  an  omnidirectional   antenna  placed  at  300  meters  from  the  transmitter,  if  the  receiver  is  centered  with  the  correct   polarization  in  the  beam  of  the  LOS  link  and  there  are  no  intervening  obstructions,  would  be  at   most  -­46  dBm.    This  signal  power  is  well  below  the  signal  strengths  from  typical  Wi-­Fi   transmitters  in  the  5  GHz  band  and  is  not  expected  to  cause  harmful  interference.    By   comparison,  interference  from  commercial  Wi-­Fi  equipment  can  be  as  much  as  -­10  dBm  in  an   urban  environment.    For  receivers  not  in  the  LOS  path,  or  located  on  the  ground  and  obscured   by  buildings  or  foliage,  the  strength  of  Google’s  signal  will  be  significantly  less  than  those   predicted  by  the  ideal  free  space  calculation  set  forth  above.     (2)  Google  will  continue  to  employ  highly  directional,  narrow  bandwidth  transmissions.   The  full  beamwidth  of  the  antenna  is  only  6.2  degrees.    Other  users  of  the  5.8  GHz  band  are   unlikely  to  be  transmitting  directly  in  the  beamwidth,  and  as  a  result,  their  communications  are   unlikely  to  be  affected.       24.2  GHz  operation:    ​Google’s  continued  testing  in  the  24  GHz  band  similarly  will  avoid   harmful  interference  to  other  users  of  the  band.    There  are  three  classes  of  non-­federal  users  in   the  24.05-­24.25  GHz  band:  Part  18  ISM  users,  Part  90  private  land  mobile  radio  users,  and  Part   97  amateur  radio  users.       Google’s  operations  will  continue  to  avoid  interference  with  Part  18  users,  who  do  not   need  a  license  to  operate  their  equipment.    Although  Google’s  test  will  continue  to  exceed  the   field  strength  limitations  set  forth  in  47  C.F.R.  §15.249  for  fixed,  point-­to-­point  operations  in  the   24.2  GHz  band,  the  transmissions  will  continue  to  employ  extremely  directional,  narrow   bandwidth  transmissions.    Indeed,  the  full  beamwidth  of  the  antenna  at  24.2  GHz  is  only  1.4   degrees,  making  it  extremely  unlikely  that  unaffiliated  transmissions  will  pass  through  the  main   beam  of  the  antenna.    And  as  with  the  5.8  GHz  transmissions,  all  of  the  24.2  GHz  transmitters   will  continue  to  be  placed  [REDACTED].     Based  on  a  query  of  the  FCC’s  universal  licensing  system  (ULS),  there  are  six  active,   licensed  Part  90  users  in  San  Mateo  or  Santa  Clara  County  in  the  spectrum  between  24.05  GHz   and  24.25  GHz.6    No  disruptions  to  ​Call  Signs  KA69657,  KD3081,  KD36972,  KE2004,  KP4696,   and  KL5302​  have  been  noted  or  reported.  Transmissions  over  Google’s  highly  directional  links   pass  to  the  south  of  the  areas  of  operation  for  Call  Signs  KA69657  (Half  Moon  Bay),  KD3081   (Palo  Alto),  KD36972  (South  San  Francisco),  KE2004  (San  Bruno),  and  KP4696  (San  Mateo).   Google’s  transmissions  pass  to  the  north  of  the  area  of  operation  for  call  sign  KL5302   5    ​See​  47  C.F.R.  §  2.106  (FCC  Table  of  Frequency  Allocations).   6    A  geographic  search  limited  to  California  did  not  yield  any  active,  Part  90  licenses  in  ULS​.  A  nationwide   search,  however,  yielded  several  active,  licensed  Part  90  users  in  California  including  six  in  San  Mateo  or   Santa  Clara.     Exhibit  A  -­  Page  3  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015       (Sunnyvale).    In  addition,  in  most  of  these  cases,  Google’s  transmissions  will  continue  to  be   directed  ​away​  from  the  operation  of  the  Part  90  licensees.        There  are  no  active,  licensed  Part  97  users  in  either  San  Mateo  or  Santa  Clara  County   in  the  spectrum  between  24.05  GHz  and  24.25  GHz.    Operations  in  other  counties  are  unlikely   to  experience  interference  as  the  transmitter  will  continue  to  be  located  in  the  southern  part  of   San  Mateo  County,  close  to  the  Santa  Clara  County  border.       Google  is  prepared  to  coordinate  with  the  National  Telecommunications  and  Information   Administration  to  ensure  that  testing  does  not  interfere  with  any  earth  exploration  satellites   services  in  this  band.7       Millimeter  wave  band  operation:​  Google’s  testing  will  continue  to  comply  with  the   technical  specifications  set  forth  in  Part  101  for  commercial  millimeter  wave  operations  in  the   71-­76  GHz  and  81-­86  GHz  band  and  Google  believes  no  experimental  authorization  is   necessary.    Nevertheless,  because  the  rules  do  not  explicitly  address  continuous  waveform   transmissions  in  these  bands,  and  because  these  operations  are  covered  by  Google’s  current   Special  Temporary  Authority,  Google  requests  an  STA  Extension  to  continue  to  conduct  its  test   operations  in  the  band  to  the  extent  that  the  Commission  determines  such  experimental   authority  is  necessary.    Google  has  registered  its  links  with  an  authorized  third-­party  database   manager  for  these  bands.     Finally,  as  noted,  Google  has  already  been  conducting  similar  tests  in  this  area  under  a   grant  of  Special  Temporary  Authority,  and  no  disruptions  have  been  noted.     7    ​See​  47  C.F.R.  §  2.106  (FCC  Table  of  Frequency  Allocations).   Exhibit  A  -­  Page  4  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     EXHIBIT  B  -­  TECHNICAL  INFORMATION         Applicant  Name: Google  Inc.   Applicant  FRN: 0016069502         Legal  Contact  Details   Name  of  Contact   Aparna  Sridhar   Contact  Details   Counsel   25  Massachusetts  Avenue  NW,  Ninth  Floor   Washington  DC  20001         Technical  Contact  Details   Name  of  Contact   Chris  White   Contact  Details   1600  Amphitheatre  Parkway   Mountain  View,  CA  94043   Phone:  (650)  521-­3750   Email:  cjwhite@google.com         5  GHz  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]   Number  of  Terminals   [REDACTED]   Location   37°20’40’’  N,  122°12’56’’  W       Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]   5775.0000   5825.0000           Exhibit  B  -­  Page  1  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Radio   Modulation   Emission   Bandwidth   Maximum   Maximum   Designator   of   Power  Out   EIRP   Modulation   [REDACTED]   Continuous   10H0N0N   10  Hz   0.1  W   +19  dBW   waveform     Antenna  Information   Antenna   [REDACTED]   Type   [REDACTED]   Quantity   [REDACTED]   Gain   29  dBi   Beam  Width  at  Half-­Power  Point   6.2  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees         24.2  GHz  Transmitter  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]     Number  of  Terminals   [REDACTED]   Location   37°20’40’’  N,  122°12’56’’  W     Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]   24200.1200   24199.8800       Radio   Modulation   Emission   Bandwidth  of   Maximum   Maximum   Designator   Modulation   Power  Out   EIRP   [REDACTED]   Continuous   10H0N0N   10  Hz    0.1  W   31  dBW   waveform           Exhibit  B  -­  Page  2  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Antenna  Information   Antenna     [REDACTED]   Type   [REDACTED]   Quantity   [REDACTED]   Gain   41  dBi     Beam  Width  at  Half-­Power  Point   1.4  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees         71-­76/81-­86  GHz  Transmitter  Equipment  and  Station  Details   Radio  Equipment   Equipment   [REDACTED]   Number  of  Terminals   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     Frequency  Range   High  (MHz)   Low  (MHz)   [REDACTED]     72550.0000   72500.0000   [REDACTED]   82550.0000   82500.0000       Amplifier  Information   Equipment   [REDACTED]   Quantity   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W               Exhibit  B  -­  Page  3  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015     Equipment   [REDACTED]   Quantity   [REDACTED]   Locations   ● Location  1:  37°20’40’’  N,  122°12’56’’  W   ● Location  2:  37°25’3’’  N,  122°4’39’’  W   ● Location  3:  37°25’33’’  N,  122°04’20’’  W     Radio   Modulation   Emission   Bandwidth   Maximum   Maximum   Designator   of   Power  Out   EIRP   Modulation   [REDACTED]   Continuous   10H0N0N   10  Hz    0.100  W   41  dBW     waveform   [REDACTED]   Continuous   10H0N0N   10  Hz   0.100W   42  dBW     waveform     Antenna  Details   Antenna  1     [REDACTED]   (to  be  used  at  Location  1)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if  used  in   81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   56  degrees  (NE)   Orientation  in  Vertical  Plane   -­2  degrees     Antenna  2     [REDACTED]   (to  be  used  at  Location  2)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if  used  in   81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   236  degrees  (SW)   Orientation  in  Vertical  Plane   +2  degrees   Exhibit  B  -­  Page  4  

    PUBLIC  REDACTED  VERSION   Google  Inc.   File  No.  ​0460-­EX-­ST-­2015       Antenna  3     [REDACTED]   (to  be  used  at  Location  3)   Type   [REDACTED]   Quantity   [REDACTED]   Gain   50  dBi    if  used  in  71-­76  GHz  band;;  52  dBi  if  used  in   81-­86  GHz  band   Beam  Width  at  Half-­Power  Point   0.4  degrees   Orientation  in  Horizontal  Plane   234  degrees  (SW)   Orientation  in  Vertical  Plane   +2  degrees     Exhibit  B  -­  Page  5  


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