JPS4852164A - - Google Patents

Info

Publication number
JPS4852164A
JPS4852164A JP46086418A JP8641871A JPS4852164A JP S4852164 A JPS4852164 A JP S4852164A JP 46086418 A JP46086418 A JP 46086418A JP 8641871 A JP8641871 A JP 8641871A JP S4852164 A JPS4852164 A JP S4852164A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP46086418A
Other versions
JPS5329981B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8641871A priority Critical patent/JPS5329981B2/ja
Priority to DE2251467A priority patent/DE2251467A1/de
Priority to US300179A priority patent/US3899429A/en
Publication of JPS4852164A publication Critical patent/JPS4852164A/ja
Publication of JPS5329981B2 publication Critical patent/JPS5329981B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Dc Digital Transmission (AREA)
JP8641871A 1971-10-29 1971-10-29 Expired JPS5329981B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8641871A JPS5329981B2 (ja) 1971-10-29 1971-10-29
DE2251467A DE2251467A1 (de) 1971-10-29 1972-10-20 Pulslagenmoduliertes uebertragungssystem
US300179A US3899429A (en) 1971-10-29 1972-10-24 Pulse-frequency-modulation signal transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8641871A JPS5329981B2 (ja) 1971-10-29 1971-10-29

Publications (2)

Publication Number Publication Date
JPS4852164A true JPS4852164A (ja) 1973-07-21
JPS5329981B2 JPS5329981B2 (ja) 1978-08-24

Family

ID=13886317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8641871A Expired JPS5329981B2 (ja) 1971-10-29 1971-10-29

Country Status (3)

Country Link
US (1) US3899429A (ja)
JP (1) JPS5329981B2 (ja)
DE (1) DE2251467A1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054794A (en) * 1975-03-12 1977-10-18 Varo, Inc. Optical communications link
US4151407A (en) * 1977-04-28 1979-04-24 Texas Instruments Incorporated Low-power, infrared information transmission system
US4150284A (en) * 1977-04-28 1979-04-17 Texas Instruments Incorporated Medical patient condition monitoring system
US4399564A (en) * 1980-02-19 1983-08-16 The United States Of America As Represented By The Secretary Of The Navy Fiber optic system for transmission of video signals by pulse-frequency-modulation
US4481677A (en) * 1983-01-31 1984-11-06 Northern Telecom Limited Optical transmitting and receiving apparatus
JPS6121617A (ja) * 1984-01-16 1986-01-30 ルイ　シヤムパヴイエ−ル アナログ信号をパルス信号に変換するための方法と装置
FR2558318B1 (fr) * 1984-01-16 1987-06-26 Champavier Louis Dispositif de transmission isolee et regulee, en grandeur et en signe, de signaux analogiques
JPH0163367U (ja) * 1987-10-15 1989-04-24
JPH0212254U (ja) * 1988-07-05 1990-01-25
JP2672146B2 (ja) * 1989-04-26 1997-11-05 キヤノン株式会社 通信方式，通信システム，送信装置および受信装置
GB2235076B (en) * 1989-08-17 1994-05-04 Asahi Optical Co Ltd Camera data communication method and camera
US5214526A (en) * 1991-06-04 1993-05-25 Apple Computer, Inc. Pulse modulated infrared data communications link
US5969839A (en) * 1995-07-10 1999-10-19 Fuji Electric Co., Ltd. Optical communications device
JPH0823310A (ja) * 1994-07-11 1996-01-23 Fuji Electric Co Ltd 光信号伝送装置
JP3856477B2 (ja) * 1996-10-24 2006-12-13 マサチューセッツ・インスティテュート・オブ・テクノロジー 患者監視指輪センサ
US7515835B1 (en) * 2004-10-25 2009-04-07 Hrl Laboratories, Llc System, method and apparatus for clockless PPM optical communication

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699498A (en) * 1946-03-26 1955-01-11 John H Guenther Pulse time demodulator
US2510054A (en) * 1948-01-20 1950-06-06 Int Standard Electric Corp Pulse code communication system
BE489190A (ja) * 1948-05-22
US2492736A (en) * 1949-02-26 1949-12-27 Gen Electric Pulse length modulation system
US3366881A (en) * 1964-07-31 1968-01-30 Boeing Co Pulse-time modulation system with conversion to pulse-width modulation at receiver
US3370285A (en) * 1966-04-06 1968-02-20 Santa Barbara Res Ct Detection system
US3534351A (en) * 1967-04-07 1970-10-13 Gen Electric Light coupled battery powered remote control apparatus
US3609728A (en) * 1969-01-21 1971-09-28 Ball Corp Portable remote location measuring system utilizing pulse width modulation
US3624558A (en) * 1970-01-16 1971-11-30 Bell Telephone Labor Inc Delta modulation encoder having double integration

Also Published As

Publication number Publication date
US3899429A (en) 1975-08-12
JPS5329981B2 (ja) 1978-08-24
DE2251467A1 (de) 1973-05-17

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