BR9706484A - Aparelho estruturalmente simples para gerar uma energia de frequência de microondas - Google Patents

Aparelho estruturalmente simples para gerar uma energia de frequência de microondas

Info

Publication number: BR9706484A
Authority: BR; Brazil
Prior art keywords: frequency energy; microwave frequency; simple device; structurally simple; generating microwave
Prior art date: 1997-07-31

Application number

BR9706484A

Other languages

English (en)

Inventor

Jae-Soo Kim

Hong-Woo Lee

Original Assignee

Daewoo Electronics Co 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.)

1997-07-31

Filing date

1997-12-29

Publication date

1999-05-18

1997-07-31 Priority claimed from KR1019970036327A external-priority patent/KR100240345B1/ko

1997-07-31 Priority claimed from KR1019970036329A external-priority patent/KR100266476B1/ko

1997-12-29 Application filed by Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd

1999-05-18 Publication of BR9706484A publication Critical patent/BR9706484A/pt

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2225/00—Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons
- H01J2225/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators

BR9706484A 1997-07-31 1997-12-29 Aparelho estruturalmente simples para gerar uma energia de frequência de microondas BR9706484A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1019970036327A KR100240345B1 (ko)	1997-07-31	1997-07-31	전자 렌지용 초고주파 발진관
KR1019970036329A KR100266476B1 (ko)	1997-07-31	1997-07-31	전자 렌지

Publications (1)

Publication Number	Publication Date
BR9706484A true BR9706484A (pt)	1999-05-18

Family

ID=26632979

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9706484A BR9706484A (pt)	1997-07-31	1997-12-29	Aparelho estruturalmente simples para gerar uma energia de frequência de microondas

Country Status (13)

Country	Link
US (1)	US5883369A (pt)
JP (1)	JP3067723B2 (pt)
CN (1)	CN1123907C (pt)
AU (1)	AU707635B2 (pt)
BR (1)	BR9706484A (pt)
CA (1)	CA2225038C (pt)
DE (1)	DE19757726A1 (pt)
ES (1)	ES2138550B1 (pt)
FR (1)	FR2766966B1 (pt)
GB (1)	GB2327806B (pt)
MY (1)	MY125048A (pt)
RU (1)	RU2144239C1 (pt)
TW (1)	TW445754B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100423145B1 (ko) *	1998-12-28	2004-08-02	주식회사 대우일렉트로닉스	초고주파발진장치를구비한전자렌지
US6788917B1 (en)	2000-01-19	2004-09-07	Ericsson Inc.	Timing systems and methods for forward link diversity in satellite radiotelephone systems
DE10111817A1 (de) *	2001-03-02	2002-09-19	Kist Europ Korea I Of Science	Vorrichtung zur Erzeugung von Mikrowellen hoher Frequenz
TWI581668B (zh)	2011-12-20	2017-05-01	Panasonic Corp	Microwave heating device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2442662A (en) *	1942-04-15	1948-06-01	Bell Telephone Labor Inc	High-frequency translating apparatus
US2529668A (en) *	1944-09-12	1950-11-14	Westinghouse Electric Corp	Electron discharge device of cavity resonator type with reverse flow of electrons
US3488550A (en) *	1967-07-11	1970-01-06	Trw Inc	High power resonant cavity tube
FR2070322A5 (pt) *	1969-12-01	1971-09-10	Thomson Csf
US3805111A (en) *	1972-08-04	1974-04-16	V Ryabinin	Microwave electron tube
JPS5838904B2 (ja) *	1974-04-20	1983-08-26	日本電気株式会社	マイクロハカン
US5233269A (en) *	1990-04-13	1993-08-03	Varian Associates, Inc.	Vacuum tube with an electron beam that is current and velocity-modulated
KR0140501B1 (ko) *	1993-05-27	1998-06-01	김광호	전자렌지

1997
- 1997-12-03 GB GB9725625A patent/GB2327806B/en not_active Expired - Fee Related
- 1997-12-04 MY MYPI97005811A patent/MY125048A/en unknown
- 1997-12-04 US US08/985,210 patent/US5883369A/en not_active Expired - Lifetime
- 1997-12-09 AU AU47609/97A patent/AU707635B2/en not_active Ceased
- 1997-12-10 TW TW086118612A patent/TW445754B/zh active
- 1997-12-17 CA CA002225038A patent/CA2225038C/en not_active Expired - Fee Related
- 1997-12-17 FR FR9716030A patent/FR2766966B1/fr not_active Expired - Fee Related
- 1997-12-19 ES ES009702639A patent/ES2138550B1/es not_active Expired - Fee Related
- 1997-12-19 JP JP9350776A patent/JP3067723B2/ja not_active Expired - Fee Related
- 1997-12-23 DE DE19757726A patent/DE19757726A1/de not_active Ceased
- 1997-12-24 CN CN97125827.9A patent/CN1123907C/zh not_active Expired - Fee Related
- 1997-12-26 RU RU97122331A patent/RU2144239C1/ru not_active IP Right Cessation
- 1997-12-29 BR BR9706484A patent/BR9706484A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA2225038A1 (en)	1999-01-31
TW445754B (en)	2001-07-11
RU2144239C1 (ru)	2000-01-10
AU4760997A (en)	1999-02-11
DE19757726A1 (de)	1999-02-18
AU707635B2 (en)	1999-07-15
US5883369A (en)	1999-03-16
CN1207569A (zh)	1999-02-10
JPH1154262A (ja)	1999-02-26
MY125048A (en)	2006-07-31
FR2766966B1 (fr)	2000-01-28
GB2327806B (en)	2002-02-13
ES2138550B1 (es)	2000-08-16
GB9725625D0 (en)	1998-02-04
FR2766966A1 (fr)	1999-02-05
ES2138550A1 (es)	2000-01-01
GB2327806A (en)	1999-02-03
JP3067723B2 (ja)	2000-07-24
CA2225038C (en)	2002-01-15
CN1123907C (zh)	2003-10-08

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Legal Events

Date	Code	Title	Description
2001-09-11	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
2002-04-30	FF	Decision: intention to grant
2003-01-14	HHFI	Decision: rectification
2003-02-04	FG9A	Patent or certificate of addition granted
2005-08-09	B25A	Requested transfer of rights approved	Owner name: DAEWOO ELECTRONICS CORPORATION (KR) Free format text: TRANSFERIDO DE: DAEWOO ELECTRONICS CO., LTD.
2014-04-08	B24H	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
2020-12-01	B24F	Patent annual fee: publication cancelled	Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2257 DE 08/04/2014 POR TER SIDO INDEVIDA.
2020-12-15	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AS 14A, 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.
2021-04-06	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.