JPH0563972B2 - - Google Patents

Info

Publication number
JPH0563972B2
JPH0563972B2 JP58185134A JP18513483A JPH0563972B2 JP H0563972 B2 JPH0563972 B2 JP H0563972B2 JP 58185134 A JP58185134 A JP 58185134A JP 18513483 A JP18513483 A JP 18513483A JP H0563972 B2 JPH0563972 B2 JP H0563972B2
Authority
JP
Japan
Prior art keywords
frequency
signal
voltage
output
transmission
Prior art date
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.)
Expired - Lifetime
Application number
JP58185134A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6077535A (ja
Inventor
Mitsuo Toritani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP58185134A priority Critical patent/JPS6077535A/ja
Publication of JPS6077535A publication Critical patent/JPS6077535A/ja
Publication of JPH0563972B2 publication Critical patent/JPH0563972B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
JP58185134A 1983-10-05 1983-10-05 同時送受話無線通信機 Granted JPS6077535A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58185134A JPS6077535A (ja) 1983-10-05 1983-10-05 同時送受話無線通信機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58185134A JPS6077535A (ja) 1983-10-05 1983-10-05 同時送受話無線通信機

Publications (2)

Publication Number Publication Date
JPS6077535A JPS6077535A (ja) 1985-05-02
JPH0563972B2 true JPH0563972B2 (sv) 1993-09-13

Family

ID=16165461

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58185134A Granted JPS6077535A (ja) 1983-10-05 1983-10-05 同時送受話無線通信機

Country Status (1)

Country Link
JP (1) JPS6077535A (sv)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5795729A (en) * 1980-11-26 1982-06-14 Hitachi Denshi Ltd Radio transmitter and receiver
JPS5815337A (ja) * 1981-07-22 1983-01-28 Hitachi Denshi Ltd 送受信機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5795729A (en) * 1980-11-26 1982-06-14 Hitachi Denshi Ltd Radio transmitter and receiver
JPS5815337A (ja) * 1981-07-22 1983-01-28 Hitachi Denshi Ltd 送受信機

Also Published As

Publication number Publication date
JPS6077535A (ja) 1985-05-02

Similar Documents

Publication Publication Date Title
JPH07221667A (ja) デジタル無線電話機において異なる周波数の信号を発生する方法
JPH07245568A (ja) ラジオ受信機
JPH06152467A (ja) 無線通信機
JPH0151100B2 (sv)
JPH06216802A (ja) 送受信装置
US6721551B2 (en) Transmitting and receiving apparatus
JPH0642638B2 (ja) 無線通信装置
JPH0563972B2 (sv)
US6026114A (en) Transmitting and receiving apparatus of time division full-duplex spread spectrum communication system
JP3387112B2 (ja) 送信装置
KR0168968B1 (ko) 광대역 전압제어발진기능을 구비한 코드레스 전화기
JPH031851B2 (sv)
JPS601787B2 (ja) 無線伝送方式
JPH0516748Y2 (sv)
JPH05259934A (ja) 送受信装置
JPS61220528A (ja) 同時送受話無線機
KR100343156B1 (ko) 저주파신호성분감쇄보상수신기
JP3252211B2 (ja) スーパーヘテロダイン方式の送受信機
JP3884923B2 (ja) 送受信装置
JP3608988B2 (ja) 送受信装置
JPS58195325A (ja) 無線装置
JPH0399549A (ja) ディジタル通信用無線機
JPS62245730A (ja) デユプレツクス送受信機
JP3298237B2 (ja) 高周波局部発振回路
JPH06164491A (ja) ディジタル携帯電話