Abstract: A glass plate is formed with a radiating conductor. An electronic circuit unit includes a base plate soldered to the radiating conductor to be fixed to the glass plate, a frame fixed to the base plate with screws for accommodating the circuit board, and a cover crowned on the frame. The base plate is provided with a holding piece which protrudes the inside of the frame, and a hooking piece which protrudes out of frame. The cover is provided with a holding groove. A feeder line connected to the radiating conductor is inserted between the holding piece and the glass plate. The feeder line drawn out of the frame is hooked on the hooking piece, and led to the circuit board by the holding groove.

Abstract: An antenna device is provided in which a common mode current does not flow in a coaxial cable. The coaxial cable is uprighted at the end of the base plate and bent toward the notched portion of the cover so that the connector reaches to the notched portion. A short-circuit stub structure is provided in such a manner that a part of the outer sheath of the coaxial cable is removed to expose the outer conductor and a ring-shaped metal terminal is crimped to the exposed outer conductor. The ring-shaped metal terminal is fixed by using a screw to an acceptance member made of a stainless steel provided on the base plate. The terminal is provided at the position within 0.25? from the feeding point of the ground antenna element.

Abstract: There is provided a vehicle antenna device having a high connection reliability and mounted simply. A vehicle antenna device comprise a film antenna unit 1 in which an emission conductor pattern 3 is formed on a resin film 2 and a power feeding terminal 4 is exposed to a tongue part 2a; an insulating casing 6 having slits 6a and 6b for inserting the tongue part 2a and an opening 6c for inserting a coaxial cable 20, and installed in the vicinity of the film antenna unit 1; and a circuit substrate 7 which is housed and retained within the casing 6, and connected to the power feeding terminal 4 and the coaxial cable 20, wherein the tongue part is loaded within the casing 6 by passing the tongue part 2a through any one of both slits 6a and 6b, and a an electrode pin 9 connected electro-mechanically to the circuit substrate 7 is pressure-contacted to the power feeding terminal 4 within the casing 6.

Abstract: An on-vehicle electronic circuit unit has cut grooves having openings that are formed by opening one end of each side plate of a frame. Therefore, a cable can be fitted into the cut groove from the opening side by pressing to be held (mounted) therein with a simple mounting operation. Thus, it is possible to improve productivity and to reduce manufacturing costs. In addition, since the cable is provided with an elastic heat shrinkable tube, the heat shrinkable tube is easily attached to the cable, and thus the manufacturing costs are reduced. Also, since the cable is stably held in the cut groove by the elasticity of the heat shrinkable tube, it is possible to firmly mount the cable.

Abstract: A mounting structure of the on-vehicle electronic circuit unit according to the present invention includes a base plate fixed to a glass plate of an automobile, and a frame mounted on the base plate and surrounded by four side plates. Since recessed parts are provided on the both side of protrusions of the frame, the volume of the frame is reduced. Also, since the tapered portion having a small volume, which is the protruded side of the frame, is protruded to the inside of the automobile, the space of the inside of the automobile becomes enlarged and baggage can be loaded in the vicinity of the glass plate in the rearward of the automobile.

Abstract: Rear glass is provided with a patch-like radiation conductor and a first ground conductor surrounding the patch-like radiation conductor. An electronic circuit unit includes a base plate fixed on the rear glass; a frame body which houses a circuit substrate and is fixed on the base plate; and a cover for covering the frame body. One surface of the circuit substrate defines a component-holding surface which is connected with a second end of a feeder cable connected with the radiation conductor and the first ground conductor. The other surface of the circuit substrate is provided with a second ground conductor to function as a radio-wave reflective surface. The radio-wave reflective surface faces the radiation conductor and the first ground conductor disposed on the rear glass such that the radio-wave reflective surface is separated from the radiation conductor and the first ground conductor by a predetermined distance.

Abstract: Rear glass is provided with a radiation conductor and a ground conductor. An electronic circuit unit includes a base plate fixed on the rear glass; a frame body which houses a circuit substrate and is screwed on the base plate; and a cover for covering the frame body. The frame body and the cover are provided with drainage holes. These drainage holes are provided at the bottommost portion of the electronic circuit unit in a state where the electronic circuit unit is mounted on the rear glass. Furthermore, the frame body is provided with a plurality of tongue pieces that are bent in order to support the circuit substrate, and clearance holes provided for forming the tongue pieces. The clearance holes that are disposed in one of side walls of the frame body are used as drainage holes.

Abstract: A sheet of glass (rear glass) is provided with a radiation conductor and a ground conductor. An electronic circuit unit includes a base plate fixed on the sheet of glass; a frame body which houses a circuit substrate and is screwed on the base plate; and a cover for covering the frame body. The circuit substrate has a component-holding surface and a radio-wave reflective surface at opposite surfaces of the circuit substrate, the radio-wave reflective surface facing the radiation conductor. A section of the frame body proximate the sheet of glass is provided with an engagement portion that fits in an opening of the base plate; and stoppers placed on sections of the base plate that are adjacent to the opening. An amount of insertion of the engagement portion with respect to the opening is set within a thickness of the base plate.

Abstract: A sheet of glass (rear glass) is provided with a radiation conductor. An electronic circuit unit includes a base plate soldered on the radiation conductor so as to be fixed on the sheet of glass; a frame body which houses a circuit substrate and is screwed on the base plate; and a cover for covering the frame body. The base plate has a narrow section that connects a soldering section and other sections of the base plate. The soldering section is provided with a protrusion that abuts on the radiation conductor such that a solder-accumulation space is formed around the protrusion. Furthermore, the base plate is provided with a plurality of height-adjustment portions disposed at different positions and distant from the soldering section. Each height-adjustment portion has substantially the same dimension as the protrusion.

Abstract: A glass plate is formed with a radiating conductor. An electronic circuit unit includes a base plate soldered to the radiating conductor to be fixed to the glass plate, a frame fixed to the base plate with screws for accommodating the circuit board, and a cover crowned on the frame. The base plate is provided with a holding piece which protrudes the inside of the frame, and a hooking piece which protrudes out of frame. The cover is provided with a holding groove. A feeder line connected to the radiating conductor is inserted between the holding piece and the glass plate. The feeder line drawn out of the frame is hooked on the hooking piece, and led to the circuit board by the holding groove.

Abstract: An antenna device is provided in which a common mode current does not flow in a coaxial cable. The coaxial cable is uprighted at the end of the base plate and bent toward the notched portion of the cover so that the connector reaches to the notched portion. A short-circuit stub structure is provided in such a manner that a part of the outer sheath of the coaxial cable is removed to expose the outer conductor and a ring-shaped metal terminal is crimped to the exposed outer conductor. The ring-shaped metal terminal is fixed by using a screw to an acceptance member made of a stainless steel provided on the base plate. The terminal is provided at the position within 0.25? from the feeding point of the ground antenna element.

Abstract: An on-vehicle electronic circuit unit has cut grooves having openings that are formed by opening one end of each side plate of a frame. Therefore, a cable can be fitted into the cut groove from the opening side by pressing to be held (mounted) therein with a simple mounting operation. Thus, it is possible to improve productivity and to reduce manufacturing costs. In addition, since the cable is provided with an elastic heat shrinkable tube, the heat shrinkable tube is easily attached to the cable, and thus the manufacturing costs are reduced. Also, since the cable is stably held in the cut groove by the elasticity of the heat shrinkable tube, it is possible to firmly mount the cable.

Abstract: A mounting structure of the on-vehicle electronic circuit unit according to the present invention includes a base plate fixed to a glass plate of an automobile, and a frame mounted on the base plate and surrounded by four side plates. Since recessed parts are provided on the both side of protrusions of the frame, the volume of the frame is reduced. Also, since the tapered portion having a small volume, which is the protruded side of the frame, is protruded to the inside of the automobile, the space of the inside of the automobile becomes enlarged and baggage can be loaded in the vicinity of the glass plate in the rearward of the automobile.

Abstract: A satellite broadcast receiving converter has a housing, a waveguide, and a short-circuit wall, which are stamped out of a single metal sheet and are then folded.

Abstract: A converter for satellite broadcast reception superior in productivity and inexpensive with reduced material cost is provided. In this converter, a waveguide is formed by bending a metallic plate and is integrally provided with a holding portion which is positioned outside the waveguide. An insulating portion of a probe is held by the holding portion.

Abstract: The object of the present invention is to provide highly productive and yet low-cost products. To this end, the fitting structure for electronic apparatuses according to the present invention fastens at the same time the fastening section. If integral with the housing 1 and fastening pieces 2c integral with the first cover 2 to the chassis 4 by means of screws 6 and brings the flat plate section 2a of the first cover 2 to the opening edge 1d of the housing 1 by the clamping of screws 6, thereby, the first cover 2 can be brought into tight contact with the housing 1 at the same time as the electronic apparatus is fastened by screws, removing the necessity of twisting operations which had formerly been required, and highly productive and yet low-cost products can be provided.

Abstract: An antenna includes a radiation conductor unit constructed with a plurality of radiation conductors having different lengths which extend in parallel to each other from an electricity-supplying conductor and a grounded conductor unit which opposes said plurality of radiation conductor in an approximately parallel manner with a predetermined distance therebetween. The radiation conductor unit and the grounded conductor unit are contained in an insulating casing constructed by a pair of cases which is fixed to each other. The casing is provided with a plurality of projections for positioning the radiation conductor unit and the grounded conductor unit.

Abstract: According to a case construction of the satellite-broadcast receiving converter of the present invention, air from the outside can enter and exit from a housing through a filter by way of a hole. Accordingly, a case and a sealing member can be prevented from being destroyed because of the expansion and contraction of air in the housing and, at the same time, water such as rain entering a cavity through the hole can be prevented from entering the housing deeper by the filter.

Abstract: A GPS receiving antenna is disclosed wherein a hole for communication between a recess portion and a receptacle portion is formed in a bottom wall with the recess portion formed therein and an adhesive is applied into the hole to bond an antenna body and a magnet with each other. Therefore, the adhesive does not protrude to the exterior of the recess portion, so that the appearance of the GPS receiving antenna is improved and a surface attraction of the magnet is ensured, thus ensuring a more positive mounting of the antenna than in the prior art.

Abstract: A GPS receiving antenna is disclosed wherein a hole for communication between a recess portion and a receptacle portion is formed in a bottom wall with the recess portion formed therein and an adhesive is applied into the hole to bond an antenna body and a magnet with each other. Therefore, the adhesive does not protrude to the exterior of the recess portion, so that the appearance of the GPS receiving antenna is improved and a surface attraction of the magnet is ensured, thus ensuring a more positive mounting of the antenna than in the prior art.